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NTA Abhyas NEET2020BotanyAnimal KingdomPractice

Read the following matches about chordates and it's characteristics. I. Petromyzon- belongs to Cyclostomata and are endoparasites on some fishes. II. Scoliodon- a Chondrichthyes in which teeth are modified placoid scales. III. Hippocampus- a cartilaginous aquarium fish known as a sea horse. IV. Ichthyophis is a limbless viviparous amphibian with direct development. Select the incorrect statements?

Options

  1. AII and III only
  2. BIII and IV only
  3. CI and IV only
  4. DI, III and IV

Correct answer

D. I, III and IV

Step-by-step solution

Petromyzon- belongs to cyclostomata and are ectoparasites on some fishes. Hippocampus- a bony non-aquarium fish known as sea horse. Ichthyophis is a limbless oviparous amphibian with indirect development. Scoliodon- a chondrichthyes in which teeth are modified placoid scales.

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